Electronic cigarette and its sucking rod

• US 9,861,138 B2
• Filed: 11/19/2015
• Issued: 01/09/2018
• Est. Priority Date: 01/31/2013
• Status: Expired due to Fees

• Current Assignee: Huizhou Kimree Technology Co., Ltd
• Original Assignee: Huizhou Kimree Technology Co., Ltd
• Inventors: Liu, Qiuming
• Primary Examiner(s): Yaary, Eric
• Application Number:
  US14/946,738
• Publication Number:
  US 20160073694A1
• Time in Patent Office: 782 Days
• CPC Class Codes: A24F 15/015 with means for refilling of liquid inhalable precursors
• CPC Class Codes: A24F 40/10 Devices using liquid inhalable precursors
• CPC Class Codes: A24F 40/44 Wicks
• CPC Class Codes: A24F 40/46 Shape or structure of electric heating means
• CPC Class Codes: A24F 40/485 Valves; Apertures
• CPC Class Codes: A24F 40/60 Devices with integrated user interfaces
• CPC Class Codes: H05B 3/40 Heating elements having the shape of rods or tubes H05B3/62, H05B3/68, H05B3/78 take precedence

Abstract

An electronic cigarette sucking rod comprises a nozzle cover and a connecting module respectively inserted into opposite ends of the sucking cylinder, a conduit in the sucking cylinder, a liquid guiding component and an atomizing device between the liquid guiding component and the connecting module; the nozzle cover and the liquid guiding component respectively seal opposite ends of the liquid smoke compartment, opposite ends of the conduit are inserted into the through holes of the nozzle cover and the liquid guiding component, and a smoke passage extends through the liquid guiding component and the conduit. The liquid guiding component comprises a liquid separation seat and a liquid reservoir; the liquid separation seat comprises a seat body and a vent pipe; the vent pipe has its one end engaged with the conduit, and another end sleeved with the liquid reservoir and lead to the atomizing device; the liquid separation seat defines a liquid guiding hole.

Claims

1. An electronic cigarette sucking rod, comprising:

a sucking cylinder;

a conduit;

a liquid smoke compartment;

liquid smoke stored in the liquid smoke compartment;

an atomizing device;

a liquid guiding component infiltrating liquid smoke from the liquid smoke compartment to the atomizing device, and defining a through hole therein;

a nozzle cover defining a through hole therein; and

a connecting module;

wherein the nozzle cover and the connecting module are respectively inserted into opposite ends of the sucking cylinder;

the conduit, the liquid guiding component, the atomizing device and the liquid smoke compartment are located in the sucking cylinder;

the nozzle cover and the liquid guiding component respectively seal opposite ends of the liquid smoke compartment, the conduit is located in the liquid smoke compartment, with its opposite ends being respectively inserted into the through hole of the nozzle cover and the through hole of the liquid guiding component whereby the through holes and the conduit form a smoke passage, and opposite ends of the smoke passage are respectively communicated with an exterior of the nozzle cover and the atomizing device; and

the atomizing device comprises an atomizer and an atomizing cup, the atomizer comprises a heating wire and a fiber element for adsorbing the liquid smoke and supporting the heating wire;

the heating wire is wound around the fiber element;

said atomizer is accommodated within the atomizing cup through the fiber element;

the fiber element is capable of absorbing the liquid smoke and infiltrating the liquid smoke for the heating wire to vaporizing the liquid smoke into fogged smoke;

opposite ends of the fiber element abut against the liquid guiding component to absorb the liquid smoke from the liquid guiding component thereto;

wherein the liquid guiding component further comprises a liquid separation seat, the liquid separation seat mutually affixed to a liquid reservoir of the liquid guiding component;

the liquid separation seat comprises a seat body and a vent pipe run through a center of the seat body and extended toward opposite directions along a length direction of the seat body, and the through hole of the liquid guiding component is defined in the vent pipe;

one end of the vent pipe is engaged with the conduit, and another end of the vent pipe is sleeved around by the liquid reservoir, and communicated to the atomizing device;

the liquid separation seat defines at least one liquid guiding hole, and the liquid smoke in the liquid smoke compartment is infiltrated via the at least one liquid guiding hole and absorbed and stored in the liquid reservoir to be atomized in the atomizing device.

2. The electronic cigarette sucking rod as described in claim 1, wherein the atomizing device is located between the liquid guiding component and the connecting module;

the liquid smoke in the liquid smoke compartment is infiltrated to, absorbed and stored in the liquid reservoir to be atomized;

both opposite ends of the fiber element abut against the liquid reservoir to absorb the liquid smoke for atomization; and

the liquid reservoir is a cylinder.

3. The electronic cigarette sucking rod as described in claim 2, wherein the liquid guiding component is cylindrical, and the seat body of the liquid separation seat comprises an annular wall which has its diameter larger than the vent pipe and its height smaller than the vent pipe, and the at least one liquid guiding hole is defined in the annular wall of the seat body in a direction parallel to the axis of the seat body;

one end of the conduit is inserted into the vent pipe of the liquid guiding component; and

the vent pipe forms an inner edge at its inner wall, and said one end of the conduit.

4. The electronic cigarette sucking rod as described in claim 3, wherein the liquid reservoir is sleeved around an outer wall of the vent pipe and interferentially engaged with the outer wall of the vent pipe, a top surface of the liquid reservoir is affixed to the seat body, and a bottom surface of the liquid reservoir is adjoined to the atomizing device.

5. The electronic cigarette sucking rod as described in claim 1, wherein the nozzle cover is step-shaped cylinder, and comprises an enlarged collar with a bigger outer diameter and an inner cylinder axially extending from the enlarged collar and having a smaller outer diameter, and the through hole of the nozzle cover is axially extended through the inner cylinder and the enlarged collar;

the inner cylinder is sleeved to an outer wall of an end of the conduit to fix the conduit;

the enlarged collar is engaged in an extremity end of the sucking cylinder by expansion and seals an end of the liquid smoke compartment.

6. The electronic cigarette sucking rod as described in claim 1, wherein the conduit is communicated with the through hole of the nozzle cover via a positioning sleeve, the positioning sleeve is fixed in the sucking cylinder and adjoined to the nozzle cover, the positioning sleeve defines a positioning sleeve hole where the conduit is inserted and the nozzle cover is communicated and an injecting hole for injecting the liquid smoke into the liquid smoke compartment, correspondingly the nozzle cover forms an inserting post for being inserted into the injecting hole to seal the liquid smoke compartment.

7. The electronic cigarette sucking rod as described in claim 1, wherein the connecting module comprises a first electrode member having its one end inserted into the sucking cylinder to fix the atomizing device into the sucking cylinder, a second electrode member and an insulating ring located between the first electrode member and the second electrode member;

the second electrode member is fastened in the first electrode member via the insulating ring.

8. The electronic cigarette sucking rod as described in claim 7, wherein the first electrode member comprises a first end and a second end, the first end is provide with outer threads to threadly engaged with the power rod, the second end defines a receiving chamber therein for accommodating and fixing the atomizing device, the second end is inserted and firmly fixed into the sucking cylinder, and a first flange is configured between the first end and the second end to seal the sucking cylinder.

9. The electronic cigarette sucking rod as described in claim 7, wherein the heating wire has its one end tightly clamped between an outer wall of the atomizing cup and an inner wall of the first electrode member to conduit the first electrode, and its another end tightly clamped between an inner wall of the insulating ring and an outer wall of the second electrode member to conduct the second electrode;

the atomizing cup is adjoined to the liquid reservoir, the atomizing cup is fixed into the first electrode member.

10. The electronic cigarette sucking rod as described in claim 1, wherein the atomizing cup is integral and inseparable, and defines a heat dissipating hole for ventilation and heat dissipation, and a pair of perforation holes for insertion of opposite ends of the heating wire.

11. The electronic cigarette sucking rod as described in claim 1, wherein the sucking cylinder is further sleeved with a decorative sleeve for decoration or pasting a trademark;

wherein a distal lower end of the decorative sleeve is received at a second flange formed around an outer wall of the connecting module.

12. The electronic cigarette sucking rod as described in claim 1, wherein the sucking cylinder is a wholly transparent shell or at least partially transparent.

13. The electronic cigarette sucking rod as described in claim 2, wherein the liquid reservoir is made of high temperature resistant cotton, fiberglass cotton or thick cotton cloth, capable of absorbing water and reserving water like a sponge.

14. An electronic cigarette adopting the electronic cigarette sucking rod as described in claim 1, the electronic cigarette further comprising a power rod connected with the electronic cigarette sucking rod.

15. The electronic cigarette sucking rod as described in claim 1, wherein the atomizing cup comprises a bottom wall and an annular sidewall enclosing an atomizing chamber therein;

a positioning seat is provided at a top surface of the atomizing cup for positioning the atomizer in the atomizing chamber;

the fiber element is positioned in the positioning seat for easy installation.

16. The electronic cigarette sucking rod as described in claim 15, wherein the positioning seat defines a locking slot is inwardly dented in a certain depth from the top surface of the atomizing cup to define a dent for positioning the atomizer;

the locking slot has a supporting wall along the fiber element; and

the supporting wall reliably and firmly supports the fiber element in the locking slot.

17. The electronic cigarette sucking rod as described in claim 16, the fiber element is U-shaped;

two opposite ends of the fiber element are configured as two upper parts of a U-shape, and a lower part of the U-shape is connected between both opposite ends of the fiber element;

the opposite ends of the fiber element extend approximately along a length of the electronic cigarette upwards to abut against the liquid guiding component to absorb the liquid smoke from the liquid smoke compartment through the liquid guiding component;

the supporting wall comprises a side wall;

the side wall tightly fits both upper parts of the fiber element to support the fiber element in the locking slot.

18. The electronic cigarette sucking rod as described in claim 16, wherein the atomizing chamber is crosswise to the locking slot of the positioning seat in order to ventilation.

19. The electronic cigarette sucking rod as described in claim 1, wherein the atomizing cup is made of silicone material.